Microsoft Word - 36谢宪兵.doc 关键词： 蜜蜂；大蜂螨；营养杂交 [gap=1859]Key words: Honey bee; Varroa destructor; Nutritional crossbreed
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他们发现，经过一段时期的高营养水平环境，在遗传学上截然不同的杂交品种产生了。
They found that, during periods of high nutrient levels, genetically distinct hybrid species emerged.
这些杂交品种在持续的超营养作用下生存的更好，且它们的数量很快超越了原始的品种。
Those hybrids appeared better at surviving eutrophication and soon outnumbered the original species.
报道了兰考泡桐和杂交泡桐叶的营养成分，并与其它树种进行比较；
The nutritive components contained in young and mature leaves of Paulownia elongata and hybrid were determined and compared with other tree species.
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